Mirrors/winamp
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Initial community commit

Browse source
This commit is contained in:
Jef 2024-09-24 14:54:57 +02:00
parent 537bcbc862
commit fc06254474
16440 changed files with 4239995 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

91
Src/replicant/nswasabi/PlaybackBase.h Normal file
View file

@ -0,0 +1,91 @@
#pragma once
#include "nx/nx.h"
#include "nu/LockFreeItem.h"
#include "player/ifc_playback.h"
#include "player/ifc_player.h"
#include "player/svc_output.h"
#include "nu/ThreadLoop.h"
#include "filelock/api_filelock.h"
/* TODO: we can probably redo this without the mutex, possibly using semaphores */
class PlaybackBase : public ifc_playback, public cb_filelock
{
public:
using ifc_playback::Retain;
using ifc_playback::Release;
/* ifc_playback implementation */
int WASABICALL Playback_Play(svc_output *output, ifc_playback_parameters *secondary_parameters);
int WASABICALL Playback_SeekSeconds(double seconds);
int WASABICALL Playback_Pause();
int WASABICALL Playback_Unpause();
int WASABICALL Playback_Stop();
int WASABICALL Playback_Close();
/* cb_filelock implementation */
int WASABICALL FileLockCallback_Interrupt();
protected:
nx_thread_t playback_thread;
svc_output *output_service;
ifc_player *player;
ifc_playback_parameters *secondary_parameters;
nx_uri_t filename;
enum
{
WAKE_KILL=(1<<0),
WAKE_PLAY=(1<<1),
WAKE_PAUSE=(1<<2),
WAKE_STOP=(1<<3),
WAKE_INTERRUPT=(1<<4),
WAKE_UNPAUSE=(1<<5), // this is actually unused in wake_flags, just used as a return value from Wake/WakeReason
WAKE_RESUME=(1<<6), // this is actually unused in wake_flags, just used as a return value from Wake/WakeReason
WAKE_START_MASK = WAKE_PLAY|WAKE_STOP,
WAKE_KILL_MASK = WAKE_KILL|WAKE_STOP,
WAKE_ALL_MASK = WAKE_KILL|WAKE_PLAY|WAKE_PAUSE|WAKE_STOP|WAKE_INTERRUPT,
};
protected:
PlaybackBase();
~PlaybackBase();
/* === API for derived classes to use === */
int Initialize(nx_uri_t filename, ifc_player *player);
int Init();
/* this checks if one of the flags in mask has toggled.
if playback is stopped and WAKE_PLAY is in the mask, this will sleep until a flag changes
if playback is paused and WAKE_PAUSE is in the mask, this will sleep until a flag changes
if both WAKE_PLAY and WAKE_PAUSE are in the mask, this will sleep until either happens
returns 0 if no flag changed */
int Wake(int mask); /* Sleeps indefinitely until a flag changes */
int Check(int mask); /* like Wake() but never actually goes to sleep for any reason */
int Wait(unsigned int milliseconds, int mask); /* Sleeps for a limited amount of time for a flag to change */
int Sleep(unsigned int milliseconds, int mask); /* unlike Wait, this one does *not* update last flags */
int WakeReason(int mask) const;
void OnInterrupted(); /* turn off the WAKE_INTERRUPT flag */
void OnStopPlaying(); /* turn off the WAKE_PLAY flag */
bool PendingSeek();
Agave_Seek *GetSeek();
void FreeSeek(Agave_Seek *seek);
/* === End of API for derived classes to use === */
private:
void ToggleFlags(int wake_reason);
int wake_flags; /* marked volatile so the compiler doesn't cache */
int last_wake_flags;
Agave_Seek *queued_seek;
ThreadLoop thread_loop;
static void APC_Play(void *_playback_base, void *param2, double real_value);
static void APC_Seek(void *_playback_base, void *param2, double real_value);
static void APC_Pause(void *_playback_base, void *param2, double real_value);
static void APC_Unpause(void *_playback_base, void *param2, double real_value);
static void APC_Stop(void *_playback_base, void *param2, double real_value);
static void APC_Close(void *_playback_base, void *param2, double real_value);
static void APC_Interrupt(void *_playback_base, void *param2, double real_value);
};